How To Set Up And Use Touch ID On Apple's New iPhone 5s

One of the best new features to appear with the iPhone 5s is Touch ID: a fingerprint sensor that allows users to unlock their smartphone, to complete purchases in the iTunes Store, App Store, and iBookstore, and to sign-in to services such as Find My Friends quickly and easily (and which can read a whole lot more than just a fingerprint).
In a new video, we go hands-on - or rather, finger-on - with Touch ID, and demonstrate how iPhone 5s owners can set up and use the impressive feature. This video comes following our side-by-side comparison of the iPhone 5s and iPhone 5, which we published earlier today.
Here's the video, see what you think: